Table 4
List of selected low-mass young stellar objects and a field star observed by the Spitzer Space Telescope.
| Source | Alias | Cloud | Spectral class | AV | References |
| (mag) | |||||
|
|
|||||
| IRAS 13546 -3941 | BHR 92 (CG 12) | II, I | >20 | 1, 2, 3 | |
| CED 110 IRS 4 | CHSM8415, Cam1-40, ISO84, 11051 -7706 | ChaI | I/0 | 30 | 4, 5 |
| CED 110 IRS 6 | CHSM9387, Cam1-42, ISO92, 11057 -7706 | ChaI | I | 46 | 4, 6 |
| CrA IRAS 32 | ISO CrA 182 | Cr A | I | 45a | 7 |
| CrA IRS 7A | Cr A | I | 35 | 8, 9 | |
| R CrA IRS 5 | Cr A | I | 36.7 | 8, 10, 11 | |
| HH 46 IRS | IRAS 08242 -5050 | HH 46, Vela | I | 32–38 | 12, 1 |
| RNO 91 | IRAS 16316 -1540 | L 43 | II | 27 b | 8, 13 |
| IRAS 03254 +3050 | HH 14 | Perseus, Lynds 1450 | Ic | 11 | 6 |
| IRAS 03271 +3013 | Perseus | Ic | ... | ||
| IRAS 03439 +3233 | B5 IRS 3 | Perseus, Barnard 5 | Ic | 13 | 6 |
| IRAS 03445 +3242 | B5 IRS 1, HH 366 | Perseus, Barnard 5 | Ic | 23 | 6 |
| RNO 15 | IRAS 03247 +3001 | Perseus | I/0, or flatc | ... | 14 |
| CRBR 2422.8 -3423 | ρ Oph | I–II | ... | 8 | |
| GSS 30 IRS I | ρ Oph | I | ... | 8 | |
| IRS 37 | YLW 12A | ρ Oph | I | 30.1d | 15, 16 |
| IRS 42 | YLW 13B, ROX 21 | ρ Oph | I–II | 34.4d | 8, 15 |
| IRS 43 | YLW 15A | ρ Oph | I | 43.8d | 8, 15 |
| IRS 44 | YLW 16A | ρ Oph | I | 44.0d | 8, 15 |
| IRS 51 | ρ Oph | I–II | 41.6d | 8, 15 | |
| IRS 63 | ρ Oph | I–II | 26 | 8, 6 | |
| WL 6 | ρ Oph | I | 47 | 8, 17 | |
| WL 12 | ρ Oph | I | 41 | 8, 18 | |
| WL 20 S | ρ Oph | IIc, Ie | 25 | 17, 19, 20 | |
| EC 88 | SVS 4-5 | Serpens | I | ... | 8 |
| EC 90 | CK 1, SVS 20 | Serpens | I | 14-20 | 8, 18, 6 |
| EC 92 | SVS 4-10 | Serpens | I | ... | |
| EC 118 | CK 2 | Serpens | Background | 46 | 8, 18 |
| L 1489 IRS | IRAS 04016 +2610, HH 360 | Taurus | I | 29 | 8, 9, 6 |
| DG Tau B | Taurus | II | 25.5 ± 3.3; 30 | 8, 16, 21, 22 | |
Notes.
Upper limit, according to Myers et al. (1987) with V band at 0.55 μm.
As deduced according to Greene et al. (1994).
Upper limit to the visual extinction toward a YSO obtained assuming the intrinsic (H − K) = 0 (Wilking et al. 1989).
According to Ressler & Barsony (2001).
Reference. (1) Santos et al. (1998); (2) Bourke et al. (1995); (3) Haikala & Reipurth (2010); (4) Luhman (2008); (5) Henning et al. (1993); (6) Cook et al. (2011); (7) Wilking et al. (1992); (8) Pontoppidan et al. (2003); (9) Chiar et al. (1998); (10) Castelaz & Hackwell (1987); (11) Taylor & Storey (1984); (12) Antonucci et al. (2008); (13) Myers et al. (1987); (14) Evans et al. (2009); (15) Wilking et al. (1989); (16) Onishi et al. (1998); (17) Wilking & Lada (1983); (18) Chiar et al. (1995); (19) Ressler & Barsony (2001); (20) Barsony et al. (2002); (21) Kruger et al. (2011); (22) Watson et al. (2004).
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